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    Manufacturer Series Packaging Product Status Type Package Cooled Attachment Method Shape Length Width Diameter Fin Height Power Dissipation @ Temperature Rise Thermal Resistance @ Forced Air Flow Thermal Resistance @ Natural Material Material Finish

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    Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Product Status Type Package Cooled Attachment Method Shape Length Width Diameter Fin Height Power Dissipation @ Temperature Rise Thermal Resistance @ Forced Air Flow Thermal Resistance @ Natural Material Material Finish
    SK 552 1000 SA

    SK 552 1000 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 552 1000 SA

    Datasheet

    SK 552 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 0.551" (14.00mm) - 0.394" (10.00mm) 8.16W @ 80°C 3.04°C/W 9.8°C/W Aluminum Black Anodized
    ALB-821AS-36

    ALB-821AS-36

    0.827'' (21mm) Wide Heatsink

    Alberko Heatsinkonline

    500
    RFQ
    ALB-821AS-36

    Datasheet

    ALB-821AS Retail Package Active Top Mount - Thermal Tape, Adhesive (Not Included) Rectangular, Fins 36.000" (914.40mm) 0.827" (21.00mm) - 0.295" (7.50mm) - - 9.62°C/W Aluminum Alloy Unfinished
    SK 59 100 SA

    SK 59 100 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 59 100 SA

    Datasheet

    SK 59 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.681" (42.70mm) - 0.492" (12.50mm) 13.33W @ 80°C 1.86°C/W 6°C/W Aluminum Black Anodized
    SK 668 37,5 SA

    SK 668 37,5 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 668 37,5 SA

    Datasheet

    SK 668 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 2.559" 65.00mm) - 2.756" (70.00mm) 36.36W @ 80°C 0.68°C/W 2.2°C/W Aluminum Black Anodized
    SK 668 37,5 ME

    SK 668 37,5 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 668 37,5 ME

    Datasheet

    SK 668 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 2.559" 65.00mm) - 2.756" (70.00mm) 33.06W @ 80°C 0.68°C/W 2.42°C/W Aluminum Natural Anodized
    SK 148 37,5 ME CB TO 66

    SK 148 37,5 ME CB TO 66

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 148 37,5 ME CB TO 66

    Datasheet

    SK 148 Bulk Active Board Level, Extrusion TO-66 - Rectangular 1.476" (37.50mm) 5.197" (132.00mm) - 1.929" (49.00mm) 76.09W @ 105°C 0.39°C/W 1.38°C/W Aluminum Natural Anodized
    SK 148 37,5 SA CB SOT 9

    SK 148 37,5 SA CB SOT 9

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 148 37,5 SA CB SOT 9

    Datasheet

    SK 148 Bulk Active Board Level, Extrusion SOT-9 - Rectangular 1.476" (37.50mm) 5.197" (132.00mm) - 1.929" (49.00mm) 84W @ 105°C 0.39°C/W 1.25°C/W Aluminum Black Anodized
    SK 667 75 SA

    SK 667 75 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 667 75 SA

    Datasheet

    SK 667 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 2.047" (52.00mm) - 1.575" (40.00mm) 36.36W @ 80°C 0.68°C/W 2.2°C/W Aluminum Black Anodized
    SK 148 37,5 ME CB SOT 9

    SK 148 37,5 ME CB SOT 9

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 148 37,5 ME CB SOT 9

    Datasheet

    SK 148 Bulk Active Board Level, Extrusion SOT-9 - Rectangular 1.476" (37.50mm) 5.197" (132.00mm) - 1.929" (49.00mm) 76.09W @ 105°C 0.39°C/W 1.38°C/W Aluminum Natural Anodized
    SK 148 37,5 ME CB TO 3

    SK 148 37,5 ME CB TO 3

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 148 37,5 ME CB TO 3

    Datasheet

    SK 148 Bulk Active Board Level, Extrusion TO-3 - Rectangular 1.476" (37.50mm) 5.197" (132.00mm) - 1.929" (49.00mm) 76.09W @ 105°C 0.39°C/W 1.38°C/W Aluminum Natural Anodized
    SK 148 37,5 SA CB TO 66

    SK 148 37,5 SA CB TO 66

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 148 37,5 SA CB TO 66

    Datasheet

    SK 148 Bulk Active Board Level, Extrusion TO-66 - Rectangular 1.476" (37.50mm) 5.197" (132.00mm) - 1.929" (49.00mm) 84W @ 105°C 0.39°C/W 1.25°C/W Aluminum Black Anodized
    SK 132 75 AL

    SK 132 75 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 132 75 AL

    Datasheet

    SK 132 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 5.906" (150.00mm) - 0.984" (25.00mm) 66.88W @ 105°C 0.43°C/W 1.57°C/W Aluminum -
    SK 148 37,5 SA TO 3

    SK 148 37,5 SA TO 3

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 148 37,5 SA TO 3

    Datasheet

    SK 148 Bulk Active Board Level, Extrusion TO-3 - Rectangular 1.476" (37.50mm) 5.197" (132.00mm) - 1.929" (49.00mm) 84W @ 105°C 0.39°C/W 1.25°C/W Aluminum Black Anodized
    SK 148 37,5 ME TO 3

    SK 148 37,5 ME TO 3

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 148 37,5 ME TO 3

    Datasheet

    SK 148 Bulk Active Board Level, Extrusion TO-3 - Rectangular 1.476" (37.50mm) 5.197" (132.00mm) - 1.929" (49.00mm) 76.09W @ 105°C 0.39°C/W 1.38°C/W Aluminum Natural Anodized
    SK 148 37,5 ME CB SOT 32

    SK 148 37,5 ME CB SOT 32

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 148 37,5 ME CB SOT 32

    Datasheet

    SK 148 Bulk Active Board Level, Extrusion SOT-32 - Rectangular 1.476" (37.50mm) 5.197" (132.00mm) - 1.929" (49.00mm) 76.09W @ 105°C 0.39°C/W 1.38°C/W Aluminum Natural Anodized
    SK 148 37,5 SA CB SOT 32

    SK 148 37,5 SA CB SOT 32

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 148 37,5 SA CB SOT 32

    Datasheet

    SK 148 Bulk Active Board Level, Extrusion SOT-32 - Rectangular 1.476" (37.50mm) 5.197" (132.00mm) - 1.929" (49.00mm) 84W @ 105°C 0.39°C/W 1.25°C/W Aluminum Black Anodized
    SK 148 37,5 SA CB TO 3

    SK 148 37,5 SA CB TO 3

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 148 37,5 SA CB TO 3

    Datasheet

    SK 148 Bulk Active Board Level, Extrusion TO-3 - Rectangular 1.476" (37.50mm) 5.197" (132.00mm) - 1.929" (49.00mm) 84W @ 105°C 0.39°C/W 1.25°C/W Aluminum Black Anodized
    SK 667 75 ME

    SK 667 75 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 667 75 ME

    Datasheet

    SK 667 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 2.047" (52.00mm) - 1.575" (40.00mm) 33.06W @ 80°C 0.68°C/W 2.42°C/W Aluminum Natural Anodized
    SK 553 100 AL

    SK 553 100 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 553 100 AL

    Datasheet

    SK 553 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 5.906" (150.00mm) - 0.748" (19.00mm) 49.3W @ 105°C 0.59°C/W 2.13°C/W Aluminum -
    SK DC 18 23 SA

    SK DC 18 23 SA

    Extruded Heatsink for DC/DC Conv

    Fischer Elektronik

    1,000
    RFQ
    SK DC 18 23 SA

    Datasheet

    SK DC Bulk Active Board Level, Extrusion - - Rectangular 0.902" (22.90mm) 2.350" (59.69mm) - 0.591" (15.00mm) 7.69W @ 80°C 2.6°C/W 10.4°C/W Aluminum Black Anodized
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